Video - The Walking Dead's Jon Bernthal hits Comic-Con

The Walking Dead star Jon Bernthal spotted out-and-about during Comic-Con 2011 in San Diego, California. Wearing a sharp dark suit and sunglasses, the actor was surrounded by fans looking for autographs as he made his way into the convention.

The AMC series, based on the comic-book series of the same name, is scheduled to return for its second season in October. It was recently announced that producer Frank Darabont has been replaced by Glen Mazzara with immediate effect. Mazzara is best known for his work on FX drama 'The Shield'